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avcodec/ra144enc: avoid calling emms when the SSE2 version is used

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emms is a rather slow operation

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-03-05 14:17:55 +01:00
parent 93c4cd618c
commit 100e8f8b67
1 changed files with 3 additions and 2 deletions
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5
libavcodec/ra144enc.c
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@ -34,7 +34,7 @@
#include "mathops.h" #include "mathops.h"
#include "put_bits.h" #include "put_bits.h"
#include "ra144.h" #include "ra144.h"
#include "libavutil/x86/cpu.h"
static av_cold int ra144_encode_close(AVCodecContext *avctx) static av_cold int ra144_encode_close(AVCodecContext *avctx)
{ {
@ -376,7 +376,8 @@ static void ra144_encode_subblock(RA144Context *ractx,
ff_copy_and_dup(ractx->buffer_a, ractx->adapt_cb, cba_idx + BLOCKSIZE / 2 - 1); ff_copy_and_dup(ractx->buffer_a, ractx->adapt_cb, cba_idx + BLOCKSIZE / 2 - 1);
m[0] = (ff_irms(&ractx->dsp, ractx->buffer_a) * rms) >> 12; m[0] = (ff_irms(&ractx->dsp, ractx->buffer_a) * rms) >> 12;
emms_c(); if (!EXTERNAL_SSE2(av_get_cpu_flags()))
emms_c();
} }
fixed_cb_search(work + LPC_ORDER, coefs, data, cba_idx, &cb1_idx, &cb2_idx); fixed_cb_search(work + LPC_ORDER, coefs, data, cba_idx, &cb1_idx, &cb2_idx);
for (i = 0; i < BLOCKSIZE; i++) { for (i = 0; i < BLOCKSIZE; i++) {